Top Picks · Stamford
Best HVAC Companies in Stamford, CT
Rated and reviewed by real customers. Compare prices, read reviews, and call the top pros near you — for free.
As of June 2026, RatingsNearMe ranks 16 hvac companies in Stamford, CT by the RNM Score — a 0–100 rating built from Google ratings, review volume, sentiment, and profile completeness. The top-ranked is Tyler Heating, Air Conditioning, Refrigeration LLC with a 4.8-star rating from 607 Google reviews and an RNM Score of 85/100. Also in the top tier: SERVCON LLC. and ENCON Heating and Air Conditioning. The average rating across all listed hvac companies in Stamford is 4.8 stars from 124 reviews per business on average.
HVAC service in Stamford: $75–$150/hr for repairs; full system replacement $4,000–$12,000 depending on size and efficiency.
Rankings updated June 9, 2026 · RNM Score = ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Stamford, CT is home to a variety of HVAC companies that provide heating, air conditioning, and refrigeration services to local residents and businesses. Consumers should look for licensed, experienced HVAC contractors when searching for reliable service in the area.
- ✓Stamford, CT has multiple HVAC companies that offer a range of services
- ✓Consumers should look for licensed, experienced HVAC contractors
- ✓HVAC services include heating, air conditioning, and refrigeration
How to Choose a HVAC Companie in Stamford
What to look for
- • Licensed and insured HVAC contractors
- • Contractors with experience working in Stamford, CT
- • Contractors that provide upfront pricing and warranties
- • Contractors that use energy-efficient equipment and techniques
Questions to ask
- • How long have you been serving the Stamford, CT area?
- • Can you provide references from past Stamford, CT customers?
- • What type of warranty do you offer on your work and equipment?
Red flags
- ⚠ Contractors that do not have a physical business address in Stamford, CT
- ⚠ Contractors that cannot provide proof of licensing and insurance
- ⚠ Contractors that pressure you to make a decision without giving you time to research
In Connecticut, HVAC contractors must be licensed by the state. Be sure to verify the contractor's license and insurance coverage before hiring them.
Local Market Snapshot
16
Businesses listed
4.8★
Avg rating
124
Avg reviews
Jun 9, 2026
Last updated
Top Rated HVAC Companies
Trusted by hundreds of local customers with a 4.8-star average rating.
255 Hathaway Dr Unit 1, Stratford, CT 06615, USAStamford's top-rated HVAC company with a perfect 5.0 stars from 242 reviews.
52 Larkin St, Stamford, CT 06907, USATrusted by hundreds of local customers with an exceptional 4.9-star rating.
31 Parker Ave, Stamford, CT 06906, USAHVAC Companies Rankings in Stamford, CT
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | Tyler Heating, Air Conditioning, Refrigeration LLC255 Hathaway Dr Unit 1, Stratford, CT 06615, USA | 4.8★ | 607 |
| #2 | SERVCON LLC.52 Larkin St, Stamford, CT 06907, USA | 5.0★ | 242 |
| #3 | ENCON Heating and Air Conditioning31 Parker Ave, Stamford, CT 06906, USA | 4.9★ | 256 |
| #4 | Evolution Air, LLC425 Fairfield Ave building 3, Stamford, CT 06902, USA | 4.9★ | 62 |
| #5 | Tri Tech Mechanical LLC47 W Main St, Stamford, CT 06902, USA | 4.8★ | 35 |
| #6 | Around the Clock Air Conditioning & Heating, Inc.115 Colonial Rd, Stamford, CT 06906, USA | 5.0★ | 98 |
| #7 | C&C Service72 Dyke Ln, Stamford, CT 06902, USA | 4.4★ | 49 |
| #8 | Green Mechanicals Heating & Cooling LLC37 Highview Ave, Stamford, CT 06907, USA | 4.8★ | 182 |
| #9 | Temp Air Company67 Southfield Ave, Stamford, CT 06902, USA | 4.9★ | 73 |
| #10 | Unified Home Solutions47 Larkin St #1, Stamford, CT 06907, USA | 5.0★ | 85 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated June 2026
All HVAC Companies in Stamford
425 Fairfield Ave building 3, Stamford, CT 06902, USA
115 Colonial Rd, Stamford, CT 06906, USA
Trusted by hundreds of local customers with a consistent 4.8-star rating.
37 Highview Ave, Stamford, CT 06907, USA
Trusted by over 200 local customers, maintaining a flawless 5.0-star reputation.
38 Hundley Ct, Stamford, CT 06902, USA
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HVAC Companies in Stamford, CT — Compared
| # | Business | RNM Score | Rating | Reviews |
|---|---|---|---|---|
| 1 | Tyler Heating, Air Conditioning, Refrigeration LLC | 85/100 | 4.8 ★ | 607 |
| 2 | SERVCON LLC. | 88/100 | 5.0 ★ | 242 |
| 3 | ENCON Heating and Air Conditioning | 87/100 | 4.9 ★ | 256 |
| 4 | Evolution Air, LLC | 79/100 | 4.9 ★ | 62 |
| 5 | Tri Tech Mechanical LLC | 74/100 | 4.8 ★ | 35 |
| 6 | Around the Clock Air Conditioning & Heating, Inc. | 83/100 | 5.0 ★ | 98 |
| 7 | C&C Service | 69/100 | 4.4 ★ | 49 |
| 8 | Green Mechanicals Heating & Cooling LLC | 83/100 | 4.8 ★ | 182 |
| 9 | Temp Air Company | 80/100 | 4.9 ★ | 73 |
| 10 | Unified Home Solutions | 83/100 | 5.0 ★ | 85 |
Ranked by RatingsNearMe Score · ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · June 2026
Frequently Asked Questions — HVAC Companies in Stamford
How do I find the best hvac companies in Stamford?
Look for businesses with 4.5+ stars, 50+ verified reviews, proper licensing and insurance, and transparent pricing. The top-ranked hvac companies in Stamford on this page are scored by our algorithm that weighs ratings, review count, and profile completeness.
Are hvac companies in Stamford licensed and insured?
Licensing requirements vary by trade and state. For most home service contractors, CT requires both a state license and liability insurance. Always ask any contractor for proof of current insurance and a copy of their license number before work begins — you can verify most licenses on your state licensing board's website.
How much do hvac companies charge in Stamford, CT?
Prices vary by scope, materials, and contractor experience. Use the free quote form on this page to request estimates from multiple local pros simultaneously. Getting 3+ quotes is the single most effective way to avoid overpaying.
What should I look for when hiring a hvac companies in Stamford?
Verify licensing and insurance, read recent reviews on multiple platforms, ask for a written estimate before work starts, confirm they pull permits when required, and check references from recent local projects. Featured businesses on this page are ranked by verified ratings and review quality.
How are the hvac companies on this page ranked?
Rankings use a transparent algorithm: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Featured Partner listings have paid for enhanced visibility but must still earn their position through real customer reviews — sponsored listings are clearly labeled.
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How Rankings Work on This Page
Every hvac companies on RatingsNearMe is scored transparently: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Businesses labeled exclusive or premium are Featured Partners — they have paid for enhanced visibility but must still rank through real customer reviews. We cap sponsored boosts so bad businesses can never buy the top spot.
Editorial notice: Ratings are based on publicly available data from Google Business listings. Consumers should independently verify licensing, insurance, and credentials before hiring any service provider. Last updated: June 9, 2026.
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